Fair Value of Financial Instruments (Tables)

12 Months Ended

Dec. 31, 2016

Fair Value Disclosures [Abstract]

Schedule of Financial Instruments at Fair Value

Information for financial instruments measured at fair value at December 31, 2016 and 2015 was as follows (in thousands):

Successor Derivatives, Fair Value, as of December 31, 2016	Level 1		Level 2		Level 3		Total
Assets, gross
Commodity swaps	$	—	$	826	$	—	$	826
Total derivative assets, gross		—		826		—		826
Liabilities, gross
Commodity swaps		—		(50,240)		—		(50,240)
Total derivative liabilities, gross		—		(50,240)		—		(50,240)
Total derivatives, fair value, net	$	—	$	(49,414)	$	—	$	(49,414)

Predecessor Derivatives, Fair Value, as of December 31, 2015	Level 1		Level 2		Level 3		Total
Assets, gross
Commodity swaps	$	—	$	355,329	$	—	$	355,329
Commodity puts		—		2,393		—		2,393
Total derivatives, fair value, net	$	—	$	357,722	$	—	$	357,722